The first satellites of a Chinese broadband constellation are significantly brighter than those of Western systems, posing a new challenge for astronomers.

United Launch Alliance’s second Vulcan Centaur lifted off Oct. 4 on a test flight needed to certify the vehicle for carrying national security payloads, but may have suffered a problem with one of ...

The company will provide two orbital transfer vehicles that will carry space surveillance payloads for the U.S. military’s Tactically Responsive Space program ...

A second successful test of a redesigned rocket motor clears the way for Europe’s Vega C rocket to return to flight nearly two years after a launch failure.

The Commercial Space Transformer video series will give viewers a behind-the-scenes look at the people and companies driving the space industry’s commercial transformation. The ...

The Air Force is exploring the potential of space vehicles to rapidly transport critical supplies from orbital warehouses back to Earth.

SpaceX is suspending launches of its Falcon 9 rocket after a problem with the deorbit burn of the upper stage on a crewed ...

China unveils lunar spacesuit for crewed moon mission China’s human spaceflight agency has revealed the exterior design of ...

NASA has selected proposals for X-ray and far-infrared space telescopes for additional study as part of a new line of astrophysics missions.

A Falcon 9 launched a NASA astronaut and Russian cosmonaut to the ISS Sept. 28 on the first crewed mission from a historic ...

California-based Xona Space Systems is expanding to Canada ahead of deploying the first in a proposed constellation of small ...